Added screen handler system (#888)

* Added screen handler value * Added screen handler constructor and function to show to player * Made inventory_* functions work with screen handlers * Event callbacks and some refactoring * Exception if screen has no inventory * Fixed NPE * Close screen when null * Added screen_property * UNKNOWN_SCREEN throwable * Fix error when not specifying click callback * Access to non-container screen handler slots via the inventory_* functions * Change lectern page * Added button event * Added 'close' event and refactoring callback * Beacon and Brewing screens * Cartography table screen * Crafting screen * Enchantment screen * Grindstone * Loom * Merchant * Shulkerbox * Smithing table * Stonecutter * Use strings as screen type instead of ScreenHandlerType * Remove support for multiple players * Combining create_screen and open_screen and refactoring * Allow modifying cursor stack * Cleanup * Docs * Added multiple screen examples * Rename to screen * Added smoker and blast furnace * Serialize screen content * Store host name instead of context * Add button value special cases to docs * Spelling and grammar fixes by @James103 * Optimize screen inventory access * Use -1 for slot click outside the screen * As boolean, ScreenValue equals isOpen * Revert "Use -1 for slot click outside the screen" This reverts commit 68c113e71bb653191cedf4cc356ab7705838dc25. * Rework of callback function * Improve screen functionality with drop_item * Editor keywords * Only check syncId * slot_update event callback * Screem typo * Mistake * toTag returns "null" NBT for closed screen * Use null for slot index of -999 Co-authored-by: replaceitem <replaceitem.mc@gmail.com>
2022-01-12 22:52:38 +01:00
1 parent 1a96533818
commit 3f6ddc43e5
@@ -0,0 +1,79 @@
+package carpet.mixins;
+
+
+import carpet.fakes.ScreenHandlerInterface;
+import carpet.script.value.ScreenValue;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.recipe.Recipe;
+import net.minecraft.screen.Property;
+import net.minecraft.screen.ScreenHandler;
+import net.minecraft.screen.ScreenHandlerListener;
+import net.minecraft.screen.slot.SlotActionType;
+import net.minecraft.server.network.ServerPlayerEntity;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import java.util.List;
+
+@Mixin(ScreenHandler.class)
+public abstract class ScreenHandler_scarpetMixin implements ScreenHandlerInterface
+{
+    @Shadow @Final private List<ScreenHandlerListener> listeners;
+    @Shadow public abstract void syncState();
+    @Shadow @Final private List<Property> properties;
+
+    @Inject(method = "internalOnSlotClick", at = @At("HEAD"), cancellable = true)
+    private void callSlotClickListener(int slotIndex, int button, SlotActionType actionType, PlayerEntity player, CallbackInfo ci) {
+        if(!(player instanceof ServerPlayerEntity serverPlayerEntity)) return;
+        for(ScreenHandlerListener screenHandlerListener : this.listeners) {
+            if(screenHandlerListener instanceof ScreenValue.ScarpetScreenHandlerListener scarpetScreenHandlerListener) {
+                if(scarpetScreenHandlerListener.onSlotClick(serverPlayerEntity, actionType, slotIndex, button)) {
+                    ci.cancel();
+                    syncState();
+                }
+            }
+        }
+    }
+
+    @Inject(method = "close", at = @At("HEAD"), cancellable = true)
+    private void callCloseListener(PlayerEntity player, CallbackInfo ci) {
+        if(!(player instanceof ServerPlayerEntity serverPlayerEntity)) return;
+        for(ScreenHandlerListener screenHandlerListener : this.listeners) {
+            if(screenHandlerListener instanceof ScreenValue.ScarpetScreenHandlerListener scarpetScreenHandlerListener) {
+                scarpetScreenHandlerListener.onClose(serverPlayerEntity);
+            }
+        }
+    }
+
+    @Override
+    public boolean callButtonClickListener(int button, PlayerEntity player) {
+        if(!(player instanceof ServerPlayerEntity serverPlayerEntity)) return false;
+        for(ScreenHandlerListener screenHandlerListener : listeners) {
+            if(screenHandlerListener instanceof ScreenValue.ScarpetScreenHandlerListener scarpetScreenHandlerListener) {
+                if(scarpetScreenHandlerListener.onButtonClick(serverPlayerEntity, button))
+                    return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public boolean callSelectRecipeListener(ServerPlayerEntity player, Recipe<?> recipe, boolean craftAll) {
+        for(ScreenHandlerListener screenHandlerListener : listeners) {
+            if(screenHandlerListener instanceof ScreenValue.ScarpetScreenHandlerListener scarpetScreenHandlerListener) {
+                if(scarpetScreenHandlerListener.onSelectRecipe(player, recipe, craftAll))
+                    return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public Property getProperty(int index) {
+        return this.properties.get(index);
+    }
+}